#451B0F#451B0F

#451B0F is a dark, moderate red. Relative luminance 0.021; OKLCH L 28.2% C 0.068 H 36.8°. Best body text is #FFFFFF at 14.82:1 contrast (WCAG AA passes).

Color values

HEX	#451B0F
RGB	rgb(69, 27, 15)
HSL	hsl(13, 64%, 16%)
HSV	hsv(13, 78%, 27%)
CMYK	cmyk(0%, 60.9%, 78.3%, 72.9%)
CIE-LAB	lab(15.92, 19.23, 17.44)
CIE-LCH	lch(15.92, 25.96, 42.21°)
OKLab	oklab(28.24% 0.0548 0.0409)
OKLCH	oklch(28.24% 0.068 36.8)
XYZ	xyz(2.9327, 2.0839, 0.6996)
Luminance	0.0208 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#451B0F #0F3945

analogous

#450F1E #451B0F #45360F

triadic

#451B0F #0F451B #1B0F45

tetradic

#451B0F #1E450F #0F3945 #360F45

square

#451B0F #1E450F #0F3945 #360F45

split-complementary

#451B0F #0F4536 #0F1E45

monochromatic

#190A05 #190A05 #451B0F #772F1A #AA4225

Accessibility & contrast

On white

14.82

#451B0F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.42

#451B0F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #451B0F

14.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##451B0F	#FFFFFF	#000000	##FFFFFF
##451B0F	1.00	14.82	1.42	14.82
#FFFFFF	14.82	1.00	21.00	1.00
#000000	1.42	21.00	1.00	21.00
##FFFFFF	14.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#26220E

Deuteranopia (green-blind)

#312B0E

Tritanopia (blue-blind)

#4C1218

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #451b0f;
/* rgb */ color: rgb(69, 27, 15);
/* oklch */ color: oklch(28.2% 0.068 36.8);

Tailwind

colors: {
  custom: {
    50: '#7d584e',
    500: '#451b0f',
    950: '#000000',
  },
}

SCSS

$custom: #451b0f;
$custom-light: #7d584e;
$custom-dark: #000000;

JSON

{
  "hex": "#451b0f",
  "rgb": {
    "r": 69,
    "g": 27,
    "b": 15
  },
  "hsl": {
    "h": 13.333,
    "s": 64.286,
    "l": 16.471
  },
  "oklch": {
    "l": 0.28245,
    "c": 0.06833,
    "h": 36.8
  },
  "luminance": 0.02084
}

Semantic roles & 50–950 ramp

primary

#451B0F

secondary

#306E7F

accent

#C2E741

background

#F7F5F4

surface

#EEE9E7

border

#C9C5C3

text

#0A0301

muted

#7C7877

Preview Lab

Preview with #451B0F

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →